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Posted by **Barbara** on Tuesday, July 26, 2011 at 7:28pm.

8m+n=47

m-5n=52

thank you

having trouble completing please show all work so I can learn better

- algebra -
**Reiny**, Tuesday, July 26, 2011 at 8:39pmfrom the 2nd ---> m = 52 + 5n

into the 1st:

8(52+5n) + n = 47

for that I got n = -9

put that back into

m = 52 + 5n

= 52 - 45

= 7

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